Description

4A,5,8,8A-Tetrahydro-1,4-Naphthoquinone CAS NO 6271-40-5 is a specialized, partially hydrogenated naphthoquinone derivative that serves as a versatile synthetic intermediate and building block in advanced organic chemistry. Its unique fused-ring structure makes it valuable for constructing complex molecular architectures, particularly in pharmaceutical and agrochemical research. This compound is essential for chemists and R&D teams in fine chemical synthesis, material science, and life sciences who require high-purity, functionalized intermediates for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those with quinone-based pharmacophores for therapeutic applications.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its reactivity to create complex bioactive molecules.
• Organic Synthesis: Serves as a dienophile or Michael acceptor in Diels-Alder and other cycloaddition reactions to construct polycyclic compounds.
• Material Science Precursor: Potential starting material for the synthesis of organic semiconductors, dyes, and photoactive materials due to its quinone redox properties.
• Biochemical Research: Used as a model compound or synthetic precursor in studies related to electron transport and redox biology.
• Fine Chemical Manufacturing: Intermediate for producing specialty chemicals, flavors, and fragrances requiring specific hydrogenated quinone structures.

Basic Information

Product Name	4A,5,8,8A-Tetrahydro-1,4-Naphthoquinone
CAS No.	6271-40-5
Molecular Formula	C₁₀H₁₀O₂
Molecular Weight	162.19 g/mol
Synonyms	1,4,4a,5,8,8a-Hexahydro-1,4-naphthoquinone; 4a,5,8,8a-Tetrahydro-1,4-naphthalenedione; 1,4-Naphthoquinone, 4a,5,8,8a-tetrahydro-; Tetrahydro-1,4-naphthoquinone; 1,4-Dihydro-1,4-ethenonaphthalene-5,8-dione; 5,8-Dioxo-1,4,4a,5,8,8a-hexahydronaphthalene
EINECS	Contact for details

Quality Control

Our 4A,5,8,8A-Tetrahydro-1,4-Naphthoquinone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and synthesis. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with data from HPLC, GC, NMR, and IR spectroscopy. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring traceability and reliability for critical B2B applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from strong oxidizing agents, strong acids, and strong bases. For long-term storage, consider packaging under an inert gas such as nitrogen or argon.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.